Self-guidable drill housing

Details Self-guidable drill housing Self-guidable drill housing

1992-02-20

1992-09-15

Howell, Daniel W.

Cutting by use of rotating axially moving tool

With work-engaging structure other than tool or tool-support

Movable relative to tool along tool-axis

408241G, 408712, B23B 4514

Patent

active

051471620

ABSTRACT:
A self-guidable portable electric drill having as an integral appendage of the motor housing a V-grooved channel which is instrumental in guiding the drill on an axis perpendicular to the work surface when the trough of the V-groove is butted against, and slidably moved downwardly along the blade of the common try or combination square standing perpendicularly on the work surface.

REFERENCES:
patent: 3141360 (1964-07-01), Wolf
patent: 3874810 (1975-04-01), Russell
patent: 4080092 (1978-03-01), Hudson
patent: 4810137 (1989-03-01), Yang
patent: 5006022 (1991-04-01), Miller

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